1.
The reasons of advanced wear for these machineries are analyzed and remedial ways are sought out.
就隧道施工机械的超前磨损原因进行了分析,并寻找了补救途径。
2.
Study on residual strength of wearing casing in deep and ultra-deep wells
深井、超深井套管磨损后剩余强度分析
3.
he was in the forefront; he was at the head of the column.
钻杆的最前部都已经磨损了。
4.
Abrasive Wear Resistance of HVOF Sprayed Cr_3C_2-NiCr Coatings with Different Parameters
不同参数下超音速火焰喷涂Cr_3C_2-NiCr涂层磨粒磨损性能
5.
Study on the Surface Layer Damage of Monocrystalline Silicon Wafer Induced by Ultra-precision Grinding;
单晶硅片超精密磨削加工表面层损伤的研究
6.
Study on Surface/subsurface Damage Detection of Ultraprecision Ground Silicon Wafer;
超精密磨削硅片表层损伤检测的试验研究
7.
The Research of Metal Surface Nanocrystallization and Its Rubbing and Wearing Performance by Ultrasonic Processing;
超声金属表面纳米化及摩擦磨损性能研究
8.
Research on Torsional Fretting of Uitra High Molecular Weight Polyethylene;
超高分子量聚乙烯的扭动微动磨损研究
9.
Study on the Wear Behavior of Ultrahigh Molecular Weight Polyethylene Using Plasma as Lubricant;
血浆润滑下超高分子量聚乙烯磨损行为研究
10.
Study on High Efficiency and Ultra-precision Grinding Process and Machining Damage of Sapphire
蓝宝石高效超精密磨削技术及损伤检测研究
11.
The performance of corrosion and abrasion of high velocity oxygen fuel spray 316L stainless steel coating on mine shaft steel guide
罐道超音速喷涂316L不锈钢涂层的腐蚀磨损行为
12.
Single Crystal Diamond Tool Wear Mechanism during Ultra-precision Turning of SiC_p/2024Al Metal Matrix Composites
SiC_p/2024Al复合材料超精密车削刀具磨损机理研究
13.
Study on Sliding Friction and Wear of Ultra-high Molecular Weight Polyethylene
超高相对分子质量聚乙烯的滑动摩擦磨损研究
14.
Friction and Wear Performance of Superfine Manganous Phosphate Conversion Coating
超微细磷酸锰转化涂层摩擦磨损性能研究
15.
The raised material should be smoothed away before the commencement of the wear test.
在磨损试验开始之前应将隆起的材料弄平。
16.
The Examination of Wedge-shaped Defect in 1839 Premolars in Vitro;
1839颗前磨牙楔状缺损情况的离体调查研究
17.
Study on the Rule of Tyre Abrasion and Detection Method for Double-front-axle Steering Automobile;
双前轴转向汽车轮胎磨损规律及检测方法研究
18.
rotary abrasive tester
旋转式磨料磨损试验机